ipc/sem: explicitly inline check_restart

The compiler already does this, but make it explicit. This helper is really small and also used in update_queue's main loop, which is O(N^2) scanning. Inline and avoid the function overhead. Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Davidlohr Bueso <[email protected]> Cc: Manfred Spraul <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
cail · Dec 15, 2016 · 4663d3e · 4663d3e
1 parent 4ce33ec
commit 4663d3e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ipc/sem.c b/ipc/sem.c
@@ -772,7 +772,7 @@ static void unlink_queue(struct sem_array *sma, struct sem_queue *q)
  * modified the array.
  * Note that wait-for-zero operations are handled without restart.
  */
-static int check_restart(struct sem_array *sma, struct sem_queue *q)
+static inline int check_restart(struct sem_array *sma, struct sem_queue *q)
 {
 	/* pending complex alter operations are too difficult to analyse */
 	if (!list_empty(&sma->pending_alter))